Perfect World Co., Ltd. (Perfect World) is an online game developer and operator in the People’s Republic of China (PRC). The Company primarily develops online games based on its game engines and game development platforms. As of December 31, 2008, the Company in PRC launched seven self-developed MMORPGs, such as Perfect World, Legend of Martial Arts, Perfect World II, Zhu Xian, Chi Bi, Pocketpet Journey West and Battle of the Immortals, and its first online casual game, Hot Dance Party. The Company also launched localized versions of Perfect World II, Pocketpet Journey West and Zhu Xian, respectively, in North America. The Company’s Angelica three-dimensional (3D) game engine creates 3D graphics with visual effects and provides the technical foundation for realizing features in the game environment. In March 2009, the Company incorporated wholly owned subsidiary, Perfect World Interactive Entertainment Co., Ltd.